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fix: 'hw version' buffer overflow

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iceman1001
2018-07-28 14:39:21 +02:00
parent 4172ea6c19
commit d393b6c60b
1 changed files with 4 additions and 8 deletions
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12
client/cmdhw.c
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@@ -252,20 +252,16 @@ int CmdVersion(const char *Cmd) {
#else
PrintAndLogEx(NORMAL, "\n\e[34mProxmark3 RFID instrument\e[0m\n");
#endif
char s[40] = {0};
int i = 0;
char s[50] = {0};
#if defined(WITH_FLASH) || defined(WITH_SMARTCARD)
strncat(s, "build for RDV40 with ", 22);
i = 15;
strncat(s, "build for RDV40 with ", sizeof(s) - strlen(s) - 1);
#endif
#ifdef WITH_FLASH
strncat(s, "flashmem; ", 10);
i += 10;
strncat(s, "flashmem; ", sizeof(s) - strlen(s) - 1);
#endif
#ifdef WITH_SMARTCARD
strncat(s+i, "smartcard; ", 11);
i += 11;
strncat(s, "smartcard; ", sizeof(s) - strlen(s) - 1);
#endif
PrintAndLogEx(NORMAL, "\n [ CLIENT ]");
PrintAndLogEx(NORMAL, " client: iceman %s \n", s);